FR2299650A1 - Dispositif pour mesurer le degre d'absorption de rayonnement - Google Patents

Dispositif pour mesurer le degre d'absorption de rayonnement

Info

Publication number
FR2299650A1
FR2299650A1 FR7602577A FR7602577A FR2299650A1 FR 2299650 A1 FR2299650 A1 FR 2299650A1 FR 7602577 A FR7602577 A FR 7602577A FR 7602577 A FR7602577 A FR 7602577A FR 2299650 A1 FR2299650 A1 FR 2299650A1
Authority
FR
France
Prior art keywords
measuring
degree
radiation absorption
radiation
absorption
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7602577A
Other languages
English (en)
French (fr)
Other versions
FR2299650B1 (US20100223739A1-20100909-C00025.png
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2299650A1 publication Critical patent/FR2299650A1/fr
Application granted granted Critical
Publication of FR2299650B1 publication Critical patent/FR2299650B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27D—WORKING VENEER OR PLYWOOD
    • B27D3/00—Veneer presses; Press plates; Plywood presses
    • B27D3/04—Veneer presses; Press plates; Plywood presses with endless arrangement of moving press plates, belts, or the like
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Pulmonology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
FR7602577A 1975-01-30 1976-01-30 Dispositif pour mesurer le degre d'absorption de rayonnement Granted FR2299650A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2503789A DE2503789C3 (de) 1975-01-30 1975-01-30 Einrichtung zum Ermitteln der Absorption einer Strahlung in einer Ebene eines Körpers, mit einer Anordnung einer Strahlenquelle und einer Vielzahl von Strahlendetektoren, die relativ zu dem Körper kontinuierlich gedreht wird

Publications (2)

Publication Number Publication Date
FR2299650A1 true FR2299650A1 (fr) 1976-08-27
FR2299650B1 FR2299650B1 (US20100223739A1-20100909-C00025.png) 1981-10-23

Family

ID=5937682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7602577A Granted FR2299650A1 (fr) 1975-01-30 1976-01-30 Dispositif pour mesurer le degre d'absorption de rayonnement

Country Status (9)

Country Link
US (1) US4034223A (US20100223739A1-20100909-C00025.png)
JP (1) JPS51100781A (US20100223739A1-20100909-C00025.png)
BE (1) BE837999A (US20100223739A1-20100909-C00025.png)
CA (1) CA1074024A (US20100223739A1-20100909-C00025.png)
DE (1) DE2503789C3 (US20100223739A1-20100909-C00025.png)
FR (1) FR2299650A1 (US20100223739A1-20100909-C00025.png)
GB (1) GB1541286A (US20100223739A1-20100909-C00025.png)
IT (1) IT1057072B (US20100223739A1-20100909-C00025.png)
SE (1) SE413457B (US20100223739A1-20100909-C00025.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507466A1 (fr) * 1981-06-12 1982-12-17 Analogic Corp Procede et appareil de tomographie a faisceau en eventail continument emis utilisant un filtre d'optimisation
EP0473296A2 (en) * 1990-08-06 1992-03-04 General Electric Company Filter for computed tomography system

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107531A (en) * 1976-09-16 1978-08-15 General Electric Company X-ray body scanner using encoder for generating system controlling timing pulse train
US4141071A (en) * 1977-03-17 1979-02-20 Bethlehem Steel Corporation Automatic diametric dimension control for mill for rolling round bars
US4255659A (en) * 1978-03-27 1981-03-10 The Regents Of The University Of California Semiconductor radiation detector
US4547893A (en) * 1981-06-12 1985-10-15 Analogic Corporation Continuous wave fan beam tomography system having a best-estimating filter
JPS5980233A (ja) * 1982-10-30 1984-05-09 株式会社島津製作所 Ｘ線ｃｔ装置
US4535243A (en) * 1983-03-17 1985-08-13 Imatron Associates X-ray detector for high speed X-ray scanning system
US4620313A (en) * 1984-06-20 1986-10-28 Technicare Corporation Controlled cutoff frequency analog filter for CT scanners
US20080078948A1 (en) * 2006-10-03 2008-04-03 Tokyo Electron Limited Processing termination detection method and apparatus
WO2009066227A2 (en) * 2007-11-19 2009-05-28 Koninklijke Philips Electronics N. V. A radiation detector comprising an imaging radiation-collimating structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3099746A (en) * 1959-09-28 1963-07-30 Tuboscope Company Thickness measuring apparatus utilizing gamma radiation
US3106640A (en) * 1960-10-06 1963-10-08 William H Oldendorf Radiant energy apparatus for investigating selected areas of the interior of objectsobscured by dense material
GB1430088A (en) * 1972-05-17 1976-03-31 Emi Ltd Radiography
GB1471531A (en) * 1973-04-25 1977-04-27 Emi Ltd Radiography
GB1475492A (en) * 1973-06-01 1977-06-01 Emi Ltd Apparatus for examining objects by means of penetrating radiation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507466A1 (fr) * 1981-06-12 1982-12-17 Analogic Corp Procede et appareil de tomographie a faisceau en eventail continument emis utilisant un filtre d'optimisation
EP0473296A2 (en) * 1990-08-06 1992-03-04 General Electric Company Filter for computed tomography system
EP0473296A3 (en) * 1990-08-06 1992-10-28 General Electric Company Filter for computed tomography system
US5218533A (en) * 1990-08-06 1993-06-08 General Electric Company Stable interruptible filter for dual beam computed tomography

Also Published As

Publication number Publication date
SE7600805L (sv) 1976-08-02
DE2503789A1 (de) 1976-08-05
SE413457B (sv) 1980-06-02
JPS51100781A (US20100223739A1-20100909-C00025.png) 1976-09-06
IT1057072B (it) 1982-03-10
US4034223A (en) 1977-07-05
CA1074024A (en) 1980-03-18
DE2503789C3 (de) 1980-10-09
GB1541286A (en) 1979-02-28
FR2299650B1 (US20100223739A1-20100909-C00025.png) 1981-10-23
DE2503789B2 (de) 1980-01-31
BE837999A (fr) 1976-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse